1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _FMD_API_H 28 #define _FMD_API_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 #include <sys/types.h> 33 #include <libnvpair.h> 34 #include <stdarg.h> 35 36 #ifdef __cplusplus 37 extern "C" { 38 #endif 39 40 /* 41 * Fault Management Daemon Client Interfaces 42 * 43 * Note: The contents of this file are private to the implementation of the 44 * Solaris system and FMD subsystem and are subject to change at any time 45 * without notice. Applications and drivers using these interfaces will fail 46 * to run on future releases. These interfaces should not be used for any 47 * purpose until they are publicly documented for use outside of Sun. 48 */ 49 50 #define FMD_API_VERSION_1 1 51 #define FMD_API_VERSION_2 2 52 #define FMD_API_VERSION_3 3 53 #define FMD_API_VERSION_4 4 54 55 #define FMD_API_VERSION FMD_API_VERSION_4 56 57 typedef struct fmd_hdl fmd_hdl_t; 58 typedef struct fmd_event fmd_event_t; 59 typedef struct fmd_case fmd_case_t; 60 typedef struct fmd_xprt fmd_xprt_t; 61 62 struct topo_hdl; 63 64 #define FMD_B_FALSE 0 /* false value for booleans as int */ 65 #define FMD_B_TRUE 1 /* true value for booleans as int */ 66 67 #ifndef MIN 68 #define MIN(x, y) ((x) < (y) ? (x) : (y)) 69 #endif 70 71 #ifndef MAX 72 #define MAX(x, y) ((x) > (y) ? (x) : (y)) 73 #endif 74 75 #define FMD_TYPE_BOOL 0 /* int */ 76 #define FMD_TYPE_INT32 1 /* int32_t */ 77 #define FMD_TYPE_UINT32 2 /* uint32_t */ 78 #define FMD_TYPE_INT64 3 /* int64_t */ 79 #define FMD_TYPE_UINT64 4 /* uint64_t */ 80 #define FMD_TYPE_STRING 5 /* const char* */ 81 #define FMD_TYPE_TIME 6 /* uint64_t */ 82 #define FMD_TYPE_SIZE 7 /* uint64_t */ 83 84 typedef struct fmd_prop { 85 const char *fmdp_name; /* property name */ 86 uint_t fmdp_type; /* property type (see above) */ 87 const char *fmdp_defv; /* default value */ 88 } fmd_prop_t; 89 90 typedef struct fmd_stat { 91 char fmds_name[32]; /* statistic name */ 92 uint_t fmds_type; /* statistic type (see above) */ 93 char fmds_desc[64]; /* statistic description */ 94 union { 95 int bool; /* FMD_TYPE_BOOL */ 96 int32_t i32; /* FMD_TYPE_INT32 */ 97 uint32_t ui32; /* FMD_TYPE_UINT32 */ 98 int64_t i64; /* FMD_TYPE_INT64 */ 99 uint64_t ui64; /* FMD_TYPE_UINT64, TIME, SIZE */ 100 char *str; /* FMD_TYPE_STRING */ 101 } fmds_value; 102 } fmd_stat_t; 103 104 typedef struct fmd_hdl_ops { 105 void (*fmdo_recv)(fmd_hdl_t *, fmd_event_t *, nvlist_t *, const char *); 106 void (*fmdo_timeout)(fmd_hdl_t *, id_t, void *); 107 void (*fmdo_close)(fmd_hdl_t *, fmd_case_t *); 108 void (*fmdo_stats)(fmd_hdl_t *); 109 void (*fmdo_gc)(fmd_hdl_t *); 110 int (*fmdo_send)(fmd_hdl_t *, fmd_xprt_t *, fmd_event_t *, nvlist_t *); 111 void (*fmdo_topo)(fmd_hdl_t *, struct topo_hdl *); 112 } fmd_hdl_ops_t; 113 114 #define FMD_SEND_SUCCESS 0 /* fmdo_send queued event */ 115 #define FMD_SEND_FAILED 1 /* fmdo_send unrecoverable error */ 116 #define FMD_SEND_RETRY 2 /* fmdo_send requests retry */ 117 118 typedef struct fmd_hdl_info { 119 const char *fmdi_desc; /* fmd client description string */ 120 const char *fmdi_vers; /* fmd client version string */ 121 const fmd_hdl_ops_t *fmdi_ops; /* ops vector for client */ 122 const fmd_prop_t *fmdi_props; /* array of configuration props */ 123 } fmd_hdl_info_t; 124 125 extern void _fmd_init(fmd_hdl_t *); 126 extern void _fmd_fini(fmd_hdl_t *); 127 128 extern int fmd_hdl_register(fmd_hdl_t *, int, const fmd_hdl_info_t *); 129 extern void fmd_hdl_unregister(fmd_hdl_t *); 130 131 extern void fmd_hdl_subscribe(fmd_hdl_t *, const char *); 132 extern void fmd_hdl_unsubscribe(fmd_hdl_t *, const char *); 133 134 extern void fmd_hdl_setspecific(fmd_hdl_t *, void *); 135 extern void *fmd_hdl_getspecific(fmd_hdl_t *); 136 137 extern void fmd_hdl_opendict(fmd_hdl_t *, const char *); 138 extern struct topo_hdl *fmd_hdl_topo_hold(fmd_hdl_t *, int); 139 extern void fmd_hdl_topo_rele(fmd_hdl_t *, struct topo_hdl *); 140 141 #define FMD_NOSLEEP 0x0 /* do not sleep or retry on failure */ 142 #define FMD_SLEEP 0x1 /* sleep or retry if alloc fails */ 143 144 extern void *fmd_hdl_alloc(fmd_hdl_t *, size_t, int); 145 extern void *fmd_hdl_zalloc(fmd_hdl_t *, size_t, int); 146 extern void fmd_hdl_free(fmd_hdl_t *, void *, size_t); 147 148 extern char *fmd_hdl_strdup(fmd_hdl_t *, const char *, int); 149 extern void fmd_hdl_strfree(fmd_hdl_t *, char *); 150 151 extern void fmd_hdl_vabort(fmd_hdl_t *, const char *, va_list) __NORETURN; 152 extern void fmd_hdl_abort(fmd_hdl_t *, const char *, ...) __NORETURN; 153 154 extern void fmd_hdl_verror(fmd_hdl_t *, const char *, va_list); 155 extern void fmd_hdl_error(fmd_hdl_t *, const char *, ...); 156 157 extern void fmd_hdl_vdebug(fmd_hdl_t *, const char *, va_list); 158 extern void fmd_hdl_debug(fmd_hdl_t *, const char *, ...); 159 160 extern int32_t fmd_prop_get_int32(fmd_hdl_t *, const char *); 161 extern int64_t fmd_prop_get_int64(fmd_hdl_t *, const char *); 162 extern char *fmd_prop_get_string(fmd_hdl_t *, const char *); 163 extern void fmd_prop_free_string(fmd_hdl_t *, char *); 164 165 #define FMD_STAT_NOALLOC 0x0 /* fmd should use caller's memory */ 166 #define FMD_STAT_ALLOC 0x1 /* fmd should allocate stats memory */ 167 168 extern fmd_stat_t *fmd_stat_create(fmd_hdl_t *, uint_t, uint_t, fmd_stat_t *); 169 extern void fmd_stat_destroy(fmd_hdl_t *, uint_t, fmd_stat_t *); 170 extern void fmd_stat_setstr(fmd_hdl_t *, fmd_stat_t *, const char *); 171 172 extern fmd_case_t *fmd_case_open(fmd_hdl_t *, void *); 173 extern void fmd_case_reset(fmd_hdl_t *, fmd_case_t *); 174 extern void fmd_case_solve(fmd_hdl_t *, fmd_case_t *); 175 extern void fmd_case_close(fmd_hdl_t *, fmd_case_t *); 176 177 extern const char *fmd_case_uuid(fmd_hdl_t *, fmd_case_t *); 178 extern fmd_case_t *fmd_case_uulookup(fmd_hdl_t *, const char *); 179 extern void fmd_case_uuclose(fmd_hdl_t *, const char *); 180 extern int fmd_case_uuclosed(fmd_hdl_t *, const char *); 181 extern void fmd_case_uuresolved(fmd_hdl_t *, const char *); 182 183 extern int fmd_case_solved(fmd_hdl_t *, fmd_case_t *); 184 extern int fmd_case_closed(fmd_hdl_t *, fmd_case_t *); 185 186 extern void fmd_case_add_ereport(fmd_hdl_t *, fmd_case_t *, fmd_event_t *); 187 extern void fmd_case_add_serd(fmd_hdl_t *, fmd_case_t *, const char *); 188 extern void fmd_case_add_suspect(fmd_hdl_t *, fmd_case_t *, nvlist_t *); 189 190 extern void fmd_case_setspecific(fmd_hdl_t *, fmd_case_t *, void *); 191 extern void *fmd_case_getspecific(fmd_hdl_t *, fmd_case_t *); 192 193 extern void fmd_case_setprincipal(fmd_hdl_t *, fmd_case_t *, fmd_event_t *); 194 extern fmd_event_t *fmd_case_getprincipal(fmd_hdl_t *, fmd_case_t *); 195 196 extern fmd_case_t *fmd_case_next(fmd_hdl_t *, fmd_case_t *); 197 extern fmd_case_t *fmd_case_prev(fmd_hdl_t *, fmd_case_t *); 198 199 extern void fmd_buf_create(fmd_hdl_t *, fmd_case_t *, const char *, size_t); 200 extern void fmd_buf_destroy(fmd_hdl_t *, fmd_case_t *, const char *); 201 extern void fmd_buf_read(fmd_hdl_t *, fmd_case_t *, 202 const char *, void *, size_t); 203 extern void fmd_buf_write(fmd_hdl_t *, fmd_case_t *, 204 const char *, const void *, size_t); 205 extern size_t fmd_buf_size(fmd_hdl_t *, fmd_case_t *, const char *); 206 207 extern void fmd_serd_create(fmd_hdl_t *, const char *, uint_t, hrtime_t); 208 extern void fmd_serd_destroy(fmd_hdl_t *, const char *); 209 extern int fmd_serd_exists(fmd_hdl_t *, const char *); 210 extern void fmd_serd_reset(fmd_hdl_t *, const char *); 211 extern int fmd_serd_record(fmd_hdl_t *, const char *, fmd_event_t *); 212 extern int fmd_serd_fired(fmd_hdl_t *, const char *); 213 extern int fmd_serd_empty(fmd_hdl_t *, const char *); 214 215 extern pthread_t fmd_thr_create(fmd_hdl_t *, void (*)(void *), void *); 216 extern void fmd_thr_destroy(fmd_hdl_t *, pthread_t); 217 extern void fmd_thr_signal(fmd_hdl_t *, pthread_t); 218 219 extern id_t fmd_timer_install(fmd_hdl_t *, void *, fmd_event_t *, hrtime_t); 220 extern void fmd_timer_remove(fmd_hdl_t *, id_t); 221 222 extern nvlist_t *fmd_nvl_create_fault(fmd_hdl_t *, 223 const char *, uint8_t, nvlist_t *, nvlist_t *, nvlist_t *); 224 225 extern int fmd_nvl_class_match(fmd_hdl_t *, nvlist_t *, const char *); 226 extern int fmd_nvl_fmri_expand(fmd_hdl_t *, nvlist_t *); 227 extern int fmd_nvl_fmri_present(fmd_hdl_t *, nvlist_t *); 228 extern int fmd_nvl_fmri_unusable(fmd_hdl_t *, nvlist_t *); 229 extern int fmd_nvl_fmri_replaced(fmd_hdl_t *, nvlist_t *); 230 extern int fmd_nvl_fmri_service_state(fmd_hdl_t *, nvlist_t *); 231 extern int fmd_nvl_fmri_has_fault(fmd_hdl_t *, nvlist_t *, int, char *); 232 233 #define FMD_HAS_FAULT_FRU 0 234 #define FMD_HAS_FAULT_ASRU 1 235 #define FMD_HAS_FAULT_RESOURCE 2 236 237 extern int fmd_nvl_fmri_contains(fmd_hdl_t *, nvlist_t *, nvlist_t *); 238 extern nvlist_t *fmd_nvl_fmri_translate(fmd_hdl_t *, nvlist_t *, nvlist_t *); 239 240 extern nvlist_t *fmd_nvl_alloc(fmd_hdl_t *, int); 241 extern nvlist_t *fmd_nvl_dup(fmd_hdl_t *, nvlist_t *, int); 242 243 extern int fmd_event_local(fmd_hdl_t *, fmd_event_t *); 244 extern uint64_t fmd_event_ena_create(fmd_hdl_t *); 245 246 247 #define FMD_XPRT_RDONLY 0x1 /* transport is read-only */ 248 #define FMD_XPRT_RDWR 0x3 /* transport is read-write */ 249 #define FMD_XPRT_ACCEPT 0x4 /* transport is accepting connection */ 250 #define FMD_XPRT_SUSPENDED 0x8 /* transport starts suspended */ 251 252 extern fmd_xprt_t *fmd_xprt_open(fmd_hdl_t *, uint_t, nvlist_t *, void *); 253 extern void fmd_xprt_close(fmd_hdl_t *, fmd_xprt_t *); 254 extern void fmd_xprt_post(fmd_hdl_t *, fmd_xprt_t *, nvlist_t *, hrtime_t); 255 extern void fmd_xprt_suspend(fmd_hdl_t *, fmd_xprt_t *); 256 extern void fmd_xprt_resume(fmd_hdl_t *, fmd_xprt_t *); 257 extern int fmd_xprt_error(fmd_hdl_t *, fmd_xprt_t *); 258 extern nvlist_t *fmd_xprt_translate(fmd_hdl_t *, fmd_xprt_t *, fmd_event_t *); 259 extern void fmd_xprt_setspecific(fmd_hdl_t *, fmd_xprt_t *, void *); 260 extern void *fmd_xprt_getspecific(fmd_hdl_t *, fmd_xprt_t *); 261 262 #ifdef __cplusplus 263 } 264 #endif 265 266 #endif /* _FMD_API_H */ 267